Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9689244 | Process for water wetting oil-wet surfaces | Vandana Kurkal-Siebert, Hans-Georg Mainx, Sandra Mack | 2017-06-27 |
| 8584750 | Process for tertiary mineral oil production using surfactant mixtures | Christian Bittner, Jack Tinsley, Christian Spindler, Gabriela Alvarez Jürgenson, Sophie Vogel | 2013-11-19 |
| 8465668 | Surfactants with a polyethersulfonate structure method for production thereof and use thereof for tertiary crude oil production | Christian Bittner, Ulrich Steinbrenner, Jürgen Huff, Marcus Guzmann | 2013-06-18 |
| 8124658 | Surfactants for tertiary mineral oil extraction based on branched alcohols | Christian Bittner, Ulrich Steinbrenner, Marcus Guzmann, Andrea Haunert, Rainer Papp +1 more | 2012-02-28 |
| 7985718 | Use of surfactant mixtures for tertiary mineral oil extraction | Ulrich Steinbrenner, Christian Bittner, Marcus Guzmann | 2011-07-26 |